diff --git a/pkg/dart2js_runtime_metrics/analysis_options.yaml b/pkg/dart2js_runtime_metrics/analysis_options.yaml
index bfd745eff19..c1b9c5a5b1d 100644
--- a/pkg/dart2js_runtime_metrics/analysis_options.yaml
+++ b/pkg/dart2js_runtime_metrics/analysis_options.yaml
@@ -2,5 +2,5 @@ analyzer:
   errors:
     import_internal_library: ignore
     export_internal_library: ignore
-  strong-mode:
-    implicit-casts: false
+  language:
+    strict-casts: true
diff --git a/pkg/scrape/analysis_options.yaml b/pkg/scrape/analysis_options.yaml
index 53d95cbe48c..08787b5d2a5 100644
--- a/pkg/scrape/analysis_options.yaml
+++ b/pkg/scrape/analysis_options.yaml
@@ -1,6 +1,6 @@
 include: package:lints/recommended.yaml
 
 analyzer:
-  strong-mode:
-    implicit-casts: false
-    implicit-dynamic: false
+  language:
+    strict-casts: true
+    strict-raw-types: true